# from rest_framework import serializers
#
#
# class ImageCodeCheckSerializer(serializers.Serializer):
#     """
#     图片验证码校验序列化器
#     """
#
#     image_code_id = serializers.UUIDField()
#
#     text = serializers.CharField(max_length=4, min_length=4)
#
#     def validate(self, attrs):
#         """
#         校验
#         :param attrs:
#         :return:
#         """
#
#         image_code_id  = attrs['image_code_id']
#
#         text = attrs['text']
#
#         # 查询图片验证码
#         from django_redis import get_redis_connection
#         redis_conn = get_redis_connection('verify_code')
#
#         real_image_code_text = redis_conn.get('img_%s' % image_code_id)
#
#         if not real_image_code_text:
#             raise serializers.ValidationError('图片验证码无效')
#
#         # 删除图片验证码
#         redis_conn.delete('img_%s' % image_code_id)
#
#         # 比较图片验证码
#         real_image_code_text = real_image_code_text.decode()
#         if real_image_code_text.lower() != text.lower():
#             raise serializers.ValidationError('图片验证码错误')
#
#         # 判断是否在６０ｓ内
#         mobile = self.context['view'].kwargs['mobile']
#
#         send_flag = redis_conn.get("send_flag_%s" % mobile)
#
#         if send_flag:
#             raise serializers.ValidationError('请求次数过于频繁')
#
#         return attrs